Dettmer Construction Company
Brisbane · San Mateo County · CA
Verified
Bestopedia verdict
California’s contractor board lists Dettmer Construction Company with a license standing of CLEAR. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 25 / 25
- Clean record
- 15 / 15
- Track record
- 25.6 / 30
- License continuity
- 10 / 10
- Workers' comp
- 9 / 12
- Contractor bond
- 8 / 8
The verified record
- CSLB license
- #428171 verify on CSLB ↗
- Classifications
- B
- Years licensed
- 43.8 years since 09/20/1982
- Contractor bond
- $25,000 American Contractors Indemnity Company
- Workers’ comp
- Current
- Business type
- Sole Owner
- Qualifying principal
- Robert John Dettmer
- Address of record
- 77 Plumas Street, Brisbane, CA 94005
Frequently Asked Questions
Is Dettmer Construction Company a licensed General Contractor contractor in California?
Yes. Dettmer Construction Company holds California CSLB contractor license #428171 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).
What work is Dettmer Construction Company licensed to perform?
Dettmer Construction Company is licensed for B (General Building).
Is Dettmer Construction Company bonded?
Yes. Dettmer Construction Company carries contractor's bond #62026 for $25,000 through American Contractors Indemnity Company.
Does Dettmer Construction Company carry workers' compensation insurance?
CSLB records list the workers' compensation status for Dettmer Construction Company as Exempt.
How long has Dettmer Construction Company held its contractor license?
Dettmer Construction Company has held California contractor license #428171 since 09/20/1982, approximately 44 years (as of July 2026).
Where is Dettmer Construction Company located?
Dettmer Construction Company is based in Brisbane, San Mateo County, CA 94005.